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Updated: May 13, 2026

Characterization of Thermal Transport in One-dimensional Solid Materials
Published on: January 26, 2014
Effect of stabilizer on dynamic thermal transport property of ZnO nanofluid
Rajesh Kumar Neogy1, Arup Kumar Raychaudhuri
1Unit for Nanoscience, Department of Condensed Matter Physics and Material Sciences, S, N, Bose National Centre for Basic Sciences, Sector-III, Block-JD, Salt Lake, Kolkata 700098, India. rajesh.neogy@gmail.com.
Abstract:
In this paper, we investigate the effect of adding a stabilizer on the dynamic thermal properties of ZnO nanofluid (containing 5 to 10 nm diameter of ZnO nanocrystals) measured using a 3ω method. Addition of the stabilizer leads to the stabilization of the nanofluid and also substantial reduction of the enhancement of thermal transport compared to that seen in the bare ZnO nanofluid. This also alters the frequency dependence of the thermal transport and the characteristic time scale associated with it. It is suggested that the addition of the stabilizer inhibits the thermodiffusion-assisted local aggregation thus leading to substantial reduction of the enhancement of thermal transport properties of the bare nanofluid as proposed in some recent models, and this also alters the characteristic time scales by altering the scale of aggregation.
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